compat: fall back to importlib_resources backport on Python 3.8

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

pyproject.toml

@@ -27,6 +27,7 @@ click = ">=8.0"
 platformdirs = ">=3.0"
 sqlparse = "*"
 selenium = ">=4.0"
+importlib-resources = { version = ">=5.0", python = "<3.9" }
 
 [tool.poetry.group.dev.dependencies]
 black = "*"

smileyface/datalayer/db_ops.py

@@ -1,7 +1,10 @@
 import datetime
 import os
 
-from importlib.resources import files
+try:
+    from importlib.resources import files  # Python 3.9+
+except ImportError:  # Python 3.8
+    from importlib_resources import files
 
 import sqlparse